From b0998910dd974280b3c6f3f65e21bfd5859b117f Mon Sep 17 00:00:00 2001
From: Charles <sircharlesaze@gmail.com>
Date: Tue, 19 May 2020 16:46:13 +0200
Subject: Basic explorer with window resize, iterations change, moving around

---
 src/mandelbrot.c | 19 ++++++++++---------
 1 file changed, 10 insertions(+), 9 deletions(-)

(limited to 'src/mandelbrot.c')

diff --git a/src/mandelbrot.c b/src/mandelbrot.c
index a996b26..3c8ab98 100644
--- a/src/mandelbrot.c
+++ b/src/mandelbrot.c
@@ -1,19 +1,20 @@
 #include "mandel.h"
 
-int mandelbrot(double ca, double cb)
+int mandelbrot(double ca, double cb, int iterations)
 {
-    double zr = ca;
-    double zi = cb;
-    double zr_square;
-    double zi_square;
-    int n;
-    for (n = 0; n < 20; n++)
+    double	zr = ca;
+    double	zi = cb;
+    double	zr_square;
+    double	zi_square;
+    int		n;
+
+    for (n = 0; n < iterations; n++)
     {
         zi_square = zi * zi;
         zr_square = zr * zr;
-        if (zr_square + zi_square > 4)
+        if (zr_square + zi_square > 4.0)
             return n;
-        zi = 2 * zr * zi;
+        zi = 2.0 * zr * zi;
         zr = zr_square - zi_square;
         zi += cb;
         zr += ca;
-- 
cgit